package com.aop;


import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.stereotype.Component;

@Aspect
@Component
public class AnnoAdice {
    @Pointcut("execution( * com.dao.inpl.UserDaoImpl.*(..))")
    public void poincut() {

    }

    @Before("poincut()")
    public void before(JoinPoint joinPoint) {
        System.out.println("这是前置通知!");
        System.out.println("目标类是："+joinPoint.getSignature());
        System.out.println(",被置入增强处理的目标方法为："+joinPoint.getSignature().getName());
    }
    @AfterReturning("poincut()")
    public void afterReturning(JoinPoint joinPoint) {
        System.out.println("这是返回通知");
        System.out.println(",被植入增强处理的目标方法为:" + joinPoint.getSignature().getName());

    }

    @Around("poincut()")
    public Object around(ProceedingJoinPoint joinPoint) throws Throwable {
        System.out.println("这是环绕通知之前部分");
        Object object = joinPoint.proceed();
        System.out.println("这是环绕通知之后的部分");
        return object;
    }

    @AfterThrowing("poincut()")
    public void afterThrowing() {
        System.out.println("异常通知");
    }

    @After("poincut()")
    public void after() {
        System.out.println("这是后置通知");
    }

}
